Home / 3,404.33-4,697.35-2,078.45

Finding the Fourth Proportional to 3,404.33, 4,697.35 and 2,078.45

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Solution

The fourth proportional to 3,404.33, 4,697.35 and 2,078.45 is: 2,867.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,404.33 : 4,697.35 = 2,078.45 : x
  2. Step 2: Convert to fraction form
    3,404.33/4,697.35 = 2,078.45/x
  3. Step 3: Cross multiply
    3,404.33x = 4,697.35 × 2,078.45
  4. Step 4: Simplify right side
    3,404.33x = 9,763,207.11
  5. Step 5: Solve for x
    x = 9,763,207.11/3,404.33
  6. Step 6: Final answer
    x = 2,867.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.